Implantable defibrillator or similar article



FIG. 1 is a top front perspective view of an implantable defibrillator or similar article, showing our new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a left side elevation thereof;

FIG. 4 is a right side elevation thereof;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof.

The undisclosed rear portion of the defibrillator is a mirror image of the front illustrated in FIG. 2. 

The ornamental design for an implantable defibrillator or similar article, substantially as shown and described. 